CN217450920U - Tobacco stalk multi-stage screening device - Google Patents
Tobacco stalk multi-stage screening device Download PDFInfo
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- CN217450920U CN217450920U CN202221266281.1U CN202221266281U CN217450920U CN 217450920 U CN217450920 U CN 217450920U CN 202221266281 U CN202221266281 U CN 202221266281U CN 217450920 U CN217450920 U CN 217450920U
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Abstract
The utility model provides a tobacco stalk multi-stage screening device, include: bottom plate, first curb plate, second curb plate, reel, screen cloth and transmission. The left side and the right side of the bottom plate are respectively and vertically provided with the first side plate and the second side plate, and the screen frame is hung between the first side plate and the second side plate and is positioned above the bottom plate. The screen frame is internally provided with at least one layer of screen mesh, the bottom of the screen frame is provided with screen holes, and the aperture of each screen hole is smaller than that of each screen mesh. The transmission device is arranged on the first side plate or the second side plate and is in transmission connection with the screen frame. When tobacco stems are put into the screen frame, the transmission device is controlled to drive the screen frame to shake, so that the tobacco stems are classified and screened by the screen and the screen frame. The utility model discloses can improve convenience and the work efficiency that the offal sieved.
Description
Technical Field
The utility model relates to a tobacco stalk screening installation's technical field especially relates to a tobacco stalk multi-stage screening plant.
Background
In the tobacco redrying process, a large amount of vibrating sieves are needed to sieve out the tobacco stems and stem heads in the tobacco strips according to the processing technological requirements. At present, in order to sieve out the tobacco stems with uniform sizes, screening equipment is generally adopted for screening, time and labor can be saved compared with manual selection, but most of the screening equipment are complex in structure and inconvenient to operate. Therefore, how to provide a device capable of conveniently screening the thickness of the tobacco stems has important significance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tobacco stalk multi-stage screening device solves current tobacco stalk screening device and has the problem that the structure is complicated and the operation is inconvenient, can improve the convenience and the work efficiency that the tobacco stalk sieved.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a tobacco stem multi-stage screening device comprises: the screen comprises a bottom plate, a first side plate, a second side plate, a screen frame, a screen mesh and a transmission device;
the left side and the right side of the bottom plate are respectively and vertically provided with the first side plate and the second side plate, and the screen frame is hung between the first side plate and the second side plate and is positioned above the bottom plate;
at least one layer of the screen is arranged in the screen frame, the bottom of the screen frame is provided with screen holes, and the aperture of each screen hole is smaller than that of each screen hole;
the transmission device is arranged on the first side plate or the second side plate and is in transmission connection with the screen frame;
when tobacco stems are put into the screen frame, the transmission device is controlled to drive the screen frame to shake, so that the tobacco stems are classified and screened by the screen and the screen frame.
Preferably, the method further comprises the following steps: a collection box;
the collecting box is arranged on the bottom plate and is positioned below the screen frame so as to collect and screen the fallen tobacco stems.
Preferably, the transmission means comprises: the first box body, the motor and the connecting rod transmission mechanism;
the motor and the connecting rod transmission mechanism are arranged in the first box body, and the first box body is arranged on the first side plate or the second side plate;
one end of the connecting rod transmission mechanism is in transmission connection with a rotating shaft of the motor, the other end of the connecting rod transmission mechanism is connected with one end of the screen frame, and when the motor rotates, the motor drives the connecting rod transmission mechanism to drive the screen frame to slide left and right between the first side plate and the second side plate.
Preferably, the link transmission mechanism includes: the device comprises a cam, a guide wheel, a moving plate, a return spring and a push rod;
the cam is in transmission connection with a rotating shaft of the motor, the right side of the cam is in contact with the left side of the guide wheel, the right side of the guide wheel is connected with the moving plate, the moving plate is arranged in the first box body in a sliding mode, and the return spring is arranged between the moving plate and the inner wall of the first box body to enable the moving plate to reciprocate;
one end of the ejector rod is vertically connected to the moving plate, and the other end of the ejector rod is connected with the screen frame;
when the motor rotates, the motor drives the cam to rotate, and the cam drives the guide wheel to reciprocate left and right so as to drive the moving plate to slide left and right in the first box body and drive the ejector rod to push the screen frame left and right.
Preferably, the link transmission mechanism further includes: a sliding rod and a sliding sleeve;
the sliding rod is horizontally arranged in the first box body, the sliding sleeve is sleeved on the sliding rod, the sliding sleeve is connected with the moving plate, and when the motor rotates, the moving plate slides in a left-right reciprocating mode along the sliding rod through the sliding sleeve.
Preferably, the method further comprises the following steps: a buffer mechanism;
the buffer mechanism and the transmission device are respectively arranged at two ends of the screen frame, and the buffer mechanism is used for buffering movement when the transmission device pushes the screen frame to slide left and right.
Preferably, the buffer mechanism includes: the second box body, the connecting rod, the buffer plate and the buffer spring;
the buffer plate is arranged in the second box body, one side of the buffer plate is connected with one end of the connecting rod, the other end of the connecting rod is connected with the other end of the screen frame, the other side of the buffer plate is connected with one end of the buffer spring, and the other end of the buffer spring is connected with the inner side wall of the second box body;
when the screen frame slides left and right, the screen frame pushes the buffer plate to slide in the second box body through the connecting rod, and the buffer plate moves and buffers under the action of the buffer spring.
Preferably, the buffer mechanism further includes: a slider;
the top and the bottom of the second box body are provided with sliding grooves, the sliding blocks are arranged in the sliding grooves, and the buffer plates are connected with the sliding blocks;
when the reel slip from side to side, the buffer board passes through the slider follows the spout slides.
Preferably, the bottom of the screen frame is of a concave arc structure.
The utility model provides a multistage screening plant of offal sets up the screen cloth in the reel to rock about between first curb plate and second curb plate through transmission drive reel, in order to carry out the offal screening. The tobacco stem screening device solves the problems that an existing tobacco stem screening device is complex in structure and inconvenient to operate, and can improve convenience and working efficiency of tobacco stem screening.
Drawings
In order to more clearly illustrate the specific embodiments of the present invention, the drawings used in the embodiments will be briefly described below.
Fig. 1 is a schematic view of the tobacco stem multi-stage screening device provided by the utility model.
Fig. 2 is a schematic view of a transmission according to an embodiment of the present invention.
Fig. 3 is a schematic view of the transmission between the cam and the guide wheel according to the embodiment of the present invention.
Fig. 4 is a schematic view of a buffer mechanism according to an embodiment of the present invention.
Detailed Description
In order to make those skilled in the art better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the implementation manner.
There is the complicated and inconvenient problem of operation of equipment to current offal screening, the utility model provides a offal multi-stage screening device solves current offal screening device and has the complicated and inconvenient problem of operation of structure, can improve the convenience and the work efficiency of offal screening.
As shown in fig. 1 to 4, a tobacco stem multi-stage screening device comprises: the screen frame comprises a bottom plate 1, a first side plate 3, a second side plate 13, a screen frame 10, a screen 12 and a transmission device. The left side and the right side of the bottom plate 1 are respectively and vertically provided with the first side plate 3 and the second side plate 13, and the screen frame 10 is hung between the first side plate 3 and the second side plate 13 and is positioned above the bottom plate 1. At least one layer of the screen 12 is arranged in the screen frame 10, the bottom of the screen frame 10 is provided with a screen hole 11, and the aperture of the screen hole 11 is smaller than that of the screen. The transmission device is arranged on the first side plate 3 or the second side plate 13 and is in transmission connection with the screen frame 10. When tobacco stems are put into the screen frame 10, the transmission device is controlled to drive the screen frame to shake, so that the tobacco stems are classified and screened by the screen mesh and the screen frame.
Specifically, as shown in fig. 1, in an embodiment, a first side plate 3 is fixedly connected to a left side of a bottom plate 1, a second side plate 13 is fixedly connected to a right side of the bottom plate 1, a transmission device is fixedly connected to a left side of the first side plate 3, the transmission device is in transmission connection with a screen frame 10, a screen hole 11 is formed in the bottom of the screen frame 10, and at least one screen 12 is transversely and fixedly connected to an inner cavity of the screen frame 10. An operator firstly puts materials into the screen frame, and then drives the screen frame to shake at the transmission device so as to screen tobacco stems. The device hangs through transmission drive reel and rocks between first curb plate and the second curb plate, can solve current offal screening plant and have the problem that the structure is complicated and operate inconveniently, can improve convenience and the work efficiency that offal sieved.
The device also includes: a collection box 2; the collecting box 2 is arranged on the bottom plate and below the screen frame to collect and screen the fallen tobacco stems.
As shown in fig. 2, the transmission device includes: a first box 4, a motor 5 and a connecting rod transmission mechanism. The motor 5 and the connecting rod transmission mechanism are arranged in the first box body 4, and the first box body 4 is arranged on the first side plate 3 or the second side plate 13. One end of the connecting rod transmission mechanism is in transmission connection with a rotating shaft of the motor 5, the other end of the connecting rod transmission mechanism is connected with one end of the screen frame 10, and when the motor rotates, the motor drives the connecting rod transmission mechanism to drive the screen frame to slide left and right between the first side plate and the second side plate.
Further, as shown in fig. 2 and 3, the link transmission mechanism includes: cam 6, guide wheel 7, moving plate 8, return spring 21 and ejector rod 9. The cam 6 is in transmission connection with a rotating shaft of the motor 5, the right side of the cam 6 is in contact with the left side of the guide wheel 7, the right side of the guide wheel 7 is connected with the moving plate 8, the moving plate 8 is arranged in the first box 4 in a sliding mode, and the return spring 21 is arranged between the moving plate 8 and the inner wall of the first box 4 so that the moving plate 8 can reciprocate. One end of the top rod 9 is vertically connected to the moving plate 8, and the other end of the top rod 9 is connected to the screen frame 10. When the motor rotates, the motor drives the cam to rotate, and the cam drives the guide wheel to reciprocate left and right so as to drive the moving plate to slide left and right in the first box body and drive the ejector rod to push the screen frame left and right.
Further, as shown in fig. 2, the link transmission mechanism further includes: a slide bar 22 and a sliding sleeve 20. The sliding rod 22 is horizontally arranged in the first box body, the sliding sleeve 20 is sleeved on the sliding rod 22, the sliding sleeve 20 is connected with the moving plate 8, and when the motor rotates, the moving plate slides leftwards and rightwards in a reciprocating mode through the sliding sleeve.
In an embodiment, as shown in fig. 1 to 3, the top fixedly connected with collecting box 2 of bottom plate 1, the first curb plate 3 of left side fixedly connected with at bottom plate 1 top, the left side fixedly connected with box 4 of first curb plate 3, the left side fixedly connected with motor 5 of 4 inner chamber bottoms of box, motor 5's output fixedly connected with cam 6, the right side of cam 6 is provided with guide pulley 7, the right side fixedly connected with movable plate 8 of guide pulley 7, the right side fixedly connected with ejector pin 9 of movable plate 8, the right side of ejector pin 9 runs through to right side and the fixedly connected with reel 10 of first curb plate 3, sieve mesh 11 has been seted up to the bottom of reel 10, the horizontal fixedly connected with screen cloth 12 of inner chamber of reel 10, the right side fixedly connected with second curb plate 13 at bottom plate 1 top, the equal fixedly connected with reset spring 21 in top and the bottom on movable plate 8 right side, the right side of reset spring 21 and the right side fixed connection of 4 inner chambers of box. The top and the bottom of the moving plate 8 are both fixedly connected with a sliding sleeve 20, the inner cavity of the sliding sleeve 20 is slidably connected with a sliding rod 22, the left side of the sliding rod 22 is fixedly connected with a limiting block, and the right side of the sliding rod 22 is fixedly connected with the right side of the inner cavity of the box body 4.
An operator firstly puts materials into the screen frame 10, then turns on the motor 5 through an external controller, the motor 5 drives the cam 6 to start rotating, the cam 6 rotates to drive the guide wheel 7 to reciprocate left and right, the guide wheel 7 drives the moving plate 8 to reciprocate left and right, the moving plate 8 drives the sliding sleeve 20 to slide on the sliding rod 22 through the return spring 21, and simultaneously the moving plate 8 drives the ejector rod 9 to reciprocate left and right.
The device also includes: a buffer mechanism; the buffer mechanism and the transmission device are respectively arranged at two ends of the screen frame, and the buffer mechanism is used for buffering movement when the transmission device pushes the screen frame to slide left and right.
As shown in fig. 4, the damper mechanism includes: a second casing 14, a link 17, a buffer plate 16, and a buffer spring 15. The buffer plate 16 is arranged in the second box 14, one side of the buffer plate 16 is connected with one end of the connecting rod 17, the other end of the connecting rod 17 is connected with the other end of the screen frame 10, the other side of the buffer plate 16 is connected with one end of the buffer spring 15, and the other end of the buffer spring 15 is connected with the inner side wall of the second box 14. When the screen frame 10 slides left and right, the screen frame 10 pushes the buffer plate 16 to slide in the second box 14 through the connecting rod 17, and performs motion buffering under the action of the buffer spring 15.
Further, the buffer mechanism further includes: a slider 19. The top and the bottom of the second box 14 are provided with sliding chutes 18, the sliding blocks 19 are arranged on the sliding chutes 18, and the buffer plate 16 is connected with the sliding blocks 19. When the screen frame 10 slides left and right, the buffer plate 16 slides along the slide groove 18 via the slide block 19.
In an embodiment, the top and the bottom on the right side of the inner cavity of the second box 14 are fixedly connected with a buffer spring 15, the left side of the buffer spring 15 is fixedly connected with a buffer plate 16, the left side of the buffer plate 16 is fixedly connected with a connecting rod 17, the left side of the connecting rod 17 runs through to the left side of the second side plate 13 and is fixedly connected with the right side of the screen frame 10, the top and the bottom of the inner cavity of the second box 14 are both provided with a sliding groove 18, the inner cavity of the sliding groove 18 is slidably connected with a sliding block 19, and the inner side of the sliding block 19 is fixedly connected with the top and the bottom of the buffer plate 16.
When the motor rotates, ejector pin 9 drives reciprocating motion about reel 10, reel 10 cushions on buffer board 16 through connecting rod 17, buffer board 16 drives slider 19 and slides in spout 18, buffer board 16 cushions on buffer spring 15 simultaneously, make its stability of guaranteeing reel 10, synchronous reel 10 screens the material through screen cloth 12, the material after the screening is screened through sieve mesh 11 again, the refuse material of sieving out falls into collecting box 2, the operator of being convenient for handles.
Further, as shown in fig. 1, the bottom of the screen frame is a concave arc structure. So that the tobacco stalks are gathered at the bottommost part of the screen frame.
It can be seen that the utility model provides a tobacco stalk multi-stage screening device sets up the screen cloth in the reel to rock about between first curb plate and second curb plate through transmission drive reel, in order to carry out the tobacco stalk screening. The tobacco stem screening device solves the problems that an existing tobacco stem screening device is complex in structure and inconvenient to operate, and can improve convenience and working efficiency of tobacco stem screening.
The structure, features and effects of the present invention have been described in detail according to the embodiment shown in the drawings, and the above description is only the preferred embodiment of the present invention, but the present invention is not limited to the implementation scope shown in the drawings, and all changes made according to the idea of the present invention or equivalent embodiments modified to equivalent changes are within the protection scope of the present invention without departing from the spirit covered by the description and drawings.
Claims (9)
1. A tobacco stem multi-stage screening device is characterized by comprising: the screen comprises a bottom plate, a first side plate, a second side plate, a screen frame, a screen mesh and a transmission device;
the left side and the right side of the bottom plate are respectively and vertically provided with the first side plate and the second side plate, and the screen frame is hung between the first side plate and the second side plate and is positioned above the bottom plate;
at least one layer of the screen is arranged in the screen frame, the bottom of the screen frame is provided with screen holes, and the aperture of each screen hole is smaller than that of each screen hole;
the transmission device is arranged on the first side plate or the second side plate and is in transmission connection with the screen frame;
when tobacco stems are placed in the screen frame, the transmission device is controlled to drive the screen frame to shake, and the tobacco stems are classified and screened by the screen mesh and the screen frame.
2. The tobacco stem multi-stage screening device according to claim 1, further comprising: a collection box;
the collecting box is arranged on the bottom plate and is positioned below the screen frame so as to collect and screen the fallen tobacco stems.
3. The tobacco stem multi-stage screening device according to claim 2, wherein the transmission device comprises: the first box body, the motor and the connecting rod transmission mechanism;
the motor and the connecting rod transmission mechanism are arranged in the first box body, and the first box body is arranged on the first side plate or the second side plate;
one end of the connecting rod transmission mechanism is in transmission connection with a rotating shaft of the motor, the other end of the connecting rod transmission mechanism is connected with one end of the screen frame, and when the motor rotates, the motor drives the connecting rod transmission mechanism to drive the screen frame to slide left and right between the first side plate and the second side plate.
4. The tobacco stem multi-stage screening device according to claim 3, wherein the connecting rod transmission mechanism comprises: the device comprises a cam, a guide wheel, a moving plate, a return spring and a push rod;
the cam is in transmission connection with a rotating shaft of the motor, the right side of the cam is in contact with the left side of the guide wheel, the right side of the guide wheel is connected with the moving plate, the moving plate is arranged in the first box body in a sliding mode, and the return spring is arranged between the moving plate and the inner wall of the first box body to enable the moving plate to reciprocate;
one end of the ejector rod is vertically connected to the moving plate, and the other end of the ejector rod is connected with the screen frame;
when the motor rotates, the motor drives the cam to rotate, and the cam drives the guide wheel to reciprocate left and right so as to drive the moving plate to slide left and right in the first box body and drive the ejector rod to push the screen frame left and right.
5. The tobacco stem multistage screening device according to claim 4, wherein the link transmission mechanism further comprises: a sliding rod and a sliding sleeve;
the sliding rod is horizontally arranged in the first box body, the sliding sleeve is sleeved on the sliding rod, the sliding sleeve is connected with the moving plate, and when the motor rotates, the moving plate slides in a left-right reciprocating mode along the sliding rod through the sliding sleeve.
6. The tobacco stem multi-stage screening device according to claim 5, further comprising: a buffer mechanism;
the buffer mechanism and the transmission device are respectively arranged at two ends of the screen frame, and the buffer mechanism is used for buffering movement when the transmission device pushes the screen frame to slide left and right.
7. The tobacco stem multi-stage screening device according to claim 6, wherein the buffer mechanism comprises: the second box body, the connecting rod, the buffer plate and the buffer spring;
the buffer plate is arranged in the second box body, one side of the buffer plate is connected with one end of the connecting rod, the other end of the connecting rod is connected with the other end of the screen frame, the other side of the buffer plate is connected with one end of the buffer spring, and the other end of the buffer spring is connected with the inner side wall of the second box body;
when the screen frame slides left and right, the screen frame pushes the buffer plate to slide in the second box body through the connecting rod, and the buffer plate moves and buffers under the action of the buffer spring.
8. The tobacco stem multi-stage screening device according to claim 7, wherein the buffer mechanism further comprises: a slider;
the top and the bottom of the second box body are provided with sliding grooves, the sliding blocks are arranged in the sliding grooves, and the buffer plates are connected with the sliding blocks;
when the reel slip from side to side, the buffer board passes through the slider follows the spout slides.
9. The tobacco stem multi-stage screening device according to claim 8, wherein the bottom of the screen frame is of a concave arc structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266281.1U CN217450920U (en) | 2022-05-24 | 2022-05-24 | Tobacco stalk multi-stage screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266281.1U CN217450920U (en) | 2022-05-24 | 2022-05-24 | Tobacco stalk multi-stage screening device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217450920U true CN217450920U (en) | 2022-09-20 |
Family
ID=83277349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221266281.1U Active CN217450920U (en) | 2022-05-24 | 2022-05-24 | Tobacco stalk multi-stage screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217450920U (en) |
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2022
- 2022-05-24 CN CN202221266281.1U patent/CN217450920U/en active Active
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